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发明名称
Vorrichtung zum Abschliessen einer Muffenrohr- Verbindungsstelle zwecks Ermöglichung des Ausgiessens derselben.
摘要
申请公布号
CH267479(A)
申请公布日期
1950.03.31
申请号
CHD267479
申请日期
1948.08.18
申请人
KELLER,ANTON
发明人
KELLER,ANTON
分类号
F16L13/12
主分类号
F16L13/12
代理机构
代理人
主权项
地址
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